Largest attendance at a Rugby Union club match

Largest attendance at a Rugby Union club match
Who
Harlequins, Saracens
What
83889 people
Where
United Kingdom (London)
When
The largest attendance at a rugby union club match is 83,889 for the Aviva Premiership Rugby match between Saracens and Harlequins (both UK) at Wembley Stadium, London, UK on 22 March 2014.